.text-gradient {
  background-image: linear-gradient(to bottom right, #ffffff, #e0f2fe, #93c5fd);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.glass {
  position: relative;
  overflow: hidden;
  border-radius: 1.5rem;
  backdrop-filter: blur(40px) saturate(180%);
  background: rgba(255, 255, 255, 0.22);
  border: 2px solid rgba(255, 255, 255, 0.45);
  box-shadow:
    inset 0 2px 4px rgba(255, 255, 255, 0.55),
    inset 0 -2px 6px rgba(255, 255, 255, 0.08),
    inset 0 0 30px rgba(255, 255, 255, 0.06),
    0 12px 40px rgba(0, 0, 0, 0.35),
    0 4px 12px rgba(0, 0, 0, 0.2);
}

.glass::before {
  content: "";
  pointer-events: none;
  position: absolute;
  left: 1rem;
  right: 1rem;
  top: 0;
  height: 3px;
  border-radius: 0 0 999px 999px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.85) 30%, rgba(255,255,255,0.85) 70%, transparent);
}

.glass::after {
  content: "";
  pointer-events: none;
  position: absolute;
  right: -3rem;
  top: -3rem;
  height: 10rem;
  width: 10rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  filter: blur(24px);
}

.glass-sm {
  position: relative;
  overflow: hidden;
  border-radius: 1rem;
  backdrop-filter: blur(32px) saturate(170%);
  background: rgba(255, 255, 255, 0.18);
  border: 2px solid rgba(255, 255, 255, 0.38);
  box-shadow:
    inset 0 2px 3px rgba(255, 255, 255, 0.5),
    inset 0 -1px 4px rgba(255, 255, 255, 0.06),
    inset 0 0 20px rgba(255, 255, 255, 0.04),
    0 8px 28px rgba(0, 0, 0, 0.3),
    0 2px 8px rgba(0, 0, 0, 0.15);
}

.glass-sm::before {
  content: "";
  pointer-events: none;
  position: absolute;
  left: 0.75rem;
  right: 0.75rem;
  top: 0;
  height: 2px;
  border-radius: 0 0 999px 999px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.75) 40%, rgba(255,255,255,0.75) 60%, transparent);
}

.glass-nav {
  backdrop-filter: blur(48px) saturate(200%);
  background: rgba(255, 255, 255, 0.12);
  border-bottom: 2px solid rgba(255, 255, 255, 0.3);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    0 8px 32px rgba(0, 0, 0, 0.25);
}

.glass-hover {
  transition: all 0.3s;
}

.glass-hover:hover {
  background: rgba(255, 255, 255, 0.28);
  border-color: rgba(255, 255, 255, 0.55);
  box-shadow:
    inset 0 2px 5px rgba(255, 255, 255, 0.6),
    inset 0 -2px 6px rgba(255, 255, 255, 0.1),
    inset 0 0 35px rgba(255, 255, 255, 0.08),
    0 16px 48px rgba(56, 189, 248, 0.2),
    0 8px 24px rgba(0, 0, 0, 0.3);
}

.glass-sm.glass-hover:hover {
  background: rgba(255, 255, 255, 0.24);
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow:
    inset 0 2px 4px rgba(255, 255, 255, 0.55),
    inset 0 -1px 5px rgba(255, 255, 255, 0.08),
    inset 0 0 25px rgba(255, 255, 255, 0.06),
    0 12px 36px rgba(56, 189, 248, 0.18),
    0 4px 12px rgba(0, 0, 0, 0.25);
}

.glass-flag {
  border-radius: 1rem;
  backdrop-filter: blur(24px) saturate(150%);
  padding: 0.625rem;
  background: rgba(255, 255, 255, 0.3);
  border: 2px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    inset 0 2px 4px rgba(255, 255, 255, 0.65),
    inset 0 -2px 4px rgba(0, 0, 0, 0.08),
    0 8px 24px rgba(0, 0, 0, 0.25);
}

.fade-in-up {
  opacity: 0;
  transform: translateY(32px);
  transition:
    opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--delay, 0ms);
}

.fade-in-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .fade-in-up {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.nav-link {
  white-space: nowrap;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.15s;
}

.nav-link:hover {
  color: #fff;
}

.world-item-active {
  background: rgba(255, 255, 255, 0.12);
}

.world-panel {
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition:
    opacity 0.22s ease,
    transform 0.22s ease,
    visibility 0.22s ease;
}

.world-menu:hover .world-panel,
.world-menu:focus-within .world-panel,
.world-menu.is-open .world-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mobile-drawer {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, opacity 0.25s ease;
}

.mobile-drawer.is-open {
  max-height: 720px;
  opacity: 1;
}